diff --git a/board/esd/ocrtc/ocrtc.c b/board/esd/ocrtc/ocrtc.c
index 709bcdd..ab909e5 100644
--- a/board/esd/ocrtc/ocrtc.c
+++ b/board/esd/ocrtc/ocrtc.c
@@ -45,13 +45,13 @@
 	 * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive
 	 * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
 	 */
-	mtdcr (uicsr, 0xFFFFFFFF);	/* clear all ints */
-	mtdcr (uicer, 0x00000000);	/* disable all ints */
-	mtdcr (uiccr, 0x00000000);	/* set all to be non-critical */
-	mtdcr (uicpr, 0xFFFFFF81);	/* set int polarities */
-	mtdcr (uictr, 0x10000000);	/* set int trigger levels */
-	mtdcr (uicvcr, 0x00000001);	/* set vect base=0,INT0 highest priority */
-	mtdcr (uicsr, 0xFFFFFFFF);	/* clear all ints */
+	mtdcr (UIC0SR, 0xFFFFFFFF);	/* clear all ints */
+	mtdcr (UIC0ER, 0x00000000);	/* disable all ints */
+	mtdcr (UIC0CR, 0x00000000);	/* set all to be non-critical */
+	mtdcr (UIC0PR, 0xFFFFFF81);	/* set int polarities */
+	mtdcr (UIC0TR, 0x10000000);	/* set int trigger levels */
+	mtdcr (UIC0VCR, 0x00000001);	/* set vect base=0,INT0 highest priority */
+	mtdcr (UIC0SR, 0xFFFFFFFF);	/* clear all ints */
 
 	/*
 	 * EBC Configuration Register: clear EBTC -> high-Z ebc signals between